Analysis
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max time kernel
178s -
max time network
188s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 07:05
Static task
static1
Behavioral task
behavioral1
Sample
bfc312303ecef49a1273e2db49c21872715f6499a1f8c9d3aaca7d0249b5fe4e.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
bfc312303ecef49a1273e2db49c21872715f6499a1f8c9d3aaca7d0249b5fe4e.exe
Resource
win10v2004-20220812-en
General
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Target
bfc312303ecef49a1273e2db49c21872715f6499a1f8c9d3aaca7d0249b5fe4e.exe
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Size
250KB
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MD5
1feb2132b2cce76b74abb952d44ac02b
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SHA1
f45635e9683e5cdb3ef192843b4b4abdb2c45d5d
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SHA256
bfc312303ecef49a1273e2db49c21872715f6499a1f8c9d3aaca7d0249b5fe4e
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SHA512
805ba02bbcbc22ec203433945391290d994a8f306c37e211e04d6921b5a4fcb77f69e82185a47f45bd7aaf749d3f0b0edea0cb91e1cf053aabadf0cbf9cdc425
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SSDEEP
6144:UnPv02XMDXGXID5PhImEUgek2jGCeARpBC:2s2XMrrhImEdRuQAE
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings bfc312303ecef49a1273e2db49c21872715f6499a1f8c9d3aaca7d0249b5fe4e.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4484 bfc312303ecef49a1273e2db49c21872715f6499a1f8c9d3aaca7d0249b5fe4e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bfc312303ecef49a1273e2db49c21872715f6499a1f8c9d3aaca7d0249b5fe4e.exe"C:\Users\Admin\AppData\Local\Temp\bfc312303ecef49a1273e2db49c21872715f6499a1f8c9d3aaca7d0249b5fe4e.exe"1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4484
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4696